script to easily connect to kodekloud servers

ssh-connect.sh

#!/bin/bash
declare -A servers=(
    ["stapp01"]="tony:172.16.238.10:Ir0nM@n:App server 1"
    ["stapp02"]="steve:172.16.238.11:Am3ric@:App server 2"
    ["stapp03"]="banner:172.16.238.12:BigGr33n:App server 3"
    ["stlb01"]="loki:172.16.238.14:Mischi3f:HTTP LBR"
    ["stdb01"]="peter:172.16.239.10:Sp!dy:DB Server"
    ["ststor01"]="natasha:172.16.238.15:Bl@kW:Storage Server"
    ["stbkp01"]="clint:172.16.238.16:H@wk3y3:Backup Server"
    ["stmail01"]="groot:172.16.238.17:Gr00T123:Mail Server"
    ["jump_host"]="thor:jump_host.stratos.xfusioncorp.com:mjolnir123:Jump Server"
    ["jenkins"]="jenkins:172.16.238.19:j@rv!s:Jenkins Server "
)

# Function to print available Servers
print_available_servers() {
    server_list=()

    echo
    echo "Available Servers in Stratos Datacenter:"
    for server_name in "${!servers[@]}"; do
        server_info="${servers[$server_name]}"
        IFS=':' read -r -a server_info_arr <<< "$server_info"
        purpose="${server_info_arr[3]}"
        server_list+=("$purpose: $server_name")
    done
    echo 
    echo "$(printf '%s\n' "${server_list[@]}" | sort)"
    exit 1
}

# Check if the server name is provided as an argument
if [ $# -eq 0 ]; then
    echo "Usage: $0 <Server Name>"
    print_available_servers
fi

# Check if the provided server name is valid
server_name="$1"
if [ -z "${servers[$server_name]}" ]; then
    echo "Invalid server name: $server_name"
    available_servers
fi

# Function to check if sshpass is installed
check_sshpass() {
    if ! command -v sshpass &> /dev/null; then
        echo "sshpass is not installed."
        # Detect the OS and use the appropriate package manager to install sshpass
        if [[ "$OSTYPE" == "linux-gnu" ]]; then
            # Linux-based system
            if command -v apt-get &> /dev/null; then
                echo "sudo apt-get install -y sshpass"
                exit 1
            elif command -v yum &> /dev/null; then
                echo "sudo yum install -y sshpass"
                exit 1
            elif command -v pacman &> /dev/null; then
                echo "sudo pacman -S --noconfirm sshpass"
                exit 1
            else
                echo "Unsupported Linux distribution."
                exit 1
            fi
        else
            echo "Unsupported operating system."
            exit 1
        fi
    else
        echo "sshpass is already installed."
    fi
}

# Check if sshpass is installed
check_sshpass

# Extract username, IP, and password from the server details
server_info="${servers[$server_name]}"
IFS=':' read -r -a server_info_arr <<< "$server_info"
username_ip="${server_info_arr[0]}"
IFS='@' read -r -a username_ip_arr <<< "$username_ip"
username="${username_ip_arr[0]}"
ip="${server_info_arr[1]}"
password="${server_info_arr[2]}"
purpose="${server_info_arr[3]}"

# Echo extracted values
echo "Purpose: $purpose"
echo "Server Name: $server_name"
echo "Username: $username"
echo "IP Address: $ip"
echo "Password: $password"

# SSH into the selected server using sshpass
sshpass -p "$password" ssh -o StrictHostKeyChecking=no "$username@$ip"